Premium Hex Head Cap Screws Grade 8 Steel Plain, 5/8-11 x 14. Built for high-strength applications, these bolts combine durability with reliable performance in heavy machinery, automotive assemblies, and industrial equipment.

Product highlights

• Material: Grade 8 steel for superior strength and durability
• Finish: Plain (uncoated) steel for versatile use and easy customization
• Head: Hex head for easy driving with standard wrenches
• Thread: Coarse 11 TPI for robust mating with standard nuts and washers
• Size: 5/8-11 x 14 (diameter 5/8, 11 threads per inch, 14″ long)

Applications

Ideal for heavy-duty assemblies in construction, manufacturing, automotive, and equipment maintenance. The Grade 8 steel construction delivers high tensile strength and reliability in demanding environments. The plain finish makes them a flexible choice for indoor uses or projects where custom coatings will be applied.

Installation and care

• Pair with compatible hex nuts and washers for secure joints
• Lubricate as needed to ease tightening and prevent galling
• Consult standard torque charts for correct torque values based on size and material
• Store in a dry environment to preserve the plain steel finish

Choose these Hex Head Cap Screws Grade 8 Steel Plain 5/8-11 x 14 for dependable, high-strength fastening that keeps your projects moving forward.